在代碼中得到應用的簽名,代碼應用簽名

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在代碼中得到應用的簽名,代碼應用簽名

在代碼中得到應用的簽名

public void getSingInfo() {    try {        PackageInfo packageInfo = getPackageManager().getPackageInfo(                "com.atguigu.p2p", PackageManager.GET_SIGNATURES);        Signature[] signs = packageInfo.signatures;        Signature sign = signs[0];        parseSignature(sign.toByteArray());    } catch (Exception e) {        e.printStackTrace();    }}public void parseSignature(byte[] signature) {    try {        CertificateFactory certFactory = CertificateFactory                .getInstance("X.509");        X509Certificate cert = (X509Certificate) certFactory                .generateCertificate(new ByteArrayInputStream(signature));        String pubKey = cert.getPublicKey().toString();        String signNumber = cert.getSerialNumber().toString();        Log.e("TAG", "pubKey:" + pubKey);        Log.e("TAG", "signNumber:" + signNumber);    } catch (Exception e) {        e.printStackTrace();    }} 

  

 

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